[GitHub] [echarts] plainheart commented on issue #17604: [Bug] 多个折线图中，legend的icon没用，我看之前也有issue说修复过了，但还是会出现问题

[GitBox <gi...@apache.org>]

plainheart commented on issue #17604:
URL: https://github.com/apache/echarts/issues/17604#issuecomment-1233755646

   似乎是因为 series 的 `itemStyle.opacity` 为 `0` 导致的，可以手动设置下 legend 的 `itemStyle.opacity` 来覆盖下。
   
   ```js
   legend: {
     icon: 'circle',
     itemStyle: {
       opacity: 1
     }
   }
   ``` 


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